[PATCH] rocket: Don't let random users reset the controller

Signed-off-by: Alan Cox <[email protected]>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.24-rc2-mm1/drivers/char/rocket.c linux-2.6.24-rc2-mm1/drivers/char/rocket.c
--- linux.vanilla-2.6.24-rc2-mm1/drivers/char/rocket.c	2007-11-16 17:55:11.000000000 +0000
+++ linux-2.6.24-rc2-mm1/drivers/char/rocket.c	2007-11-16 18:20:23.000000000 +0000
@@ -1401,6 +1399,9 @@
 {
 	int reset;
 
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+
 	if (copy_from_user(&reset, arg, sizeof (int)))
 		return -EFAULT;
 	if (reset)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Prev by Date: [PATCH] rocket: First pass at termios reporting
• Next by Date: [PATCH] tty_audit: Fix checkpatch complaint
• Previous by thread: [PATCH] rocket: First pass at termios reporting
• Next by thread: [PATCH] tty_audit: Fix checkpatch complaint
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]